ThomasBrennan1 ThomasBrennan1

18-10-2021
Mathematics

contestada

Need help on this question, The expression (2x+1)^2 -2(2x^2 -1)

1) 4x+3
2) 3x+3
3) 3
4) -1

Respuesta :

thatbrainykidd thatbrainykidd

18-10-2021

Answer:

1) 4x+3

Step-by-step explanation:

(2x+1)²-2(2x²-1)

((2x)²+2•2x+1)-(2•2x²-2)

(2²•x²+4x+1)-(4x²-2)

Answer Link

Hatanshi Hatanshi

19-10-2021

Its 3
(I hope this helps)

Answer Link

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